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30178 (2000 GW77)
Classification: Main-belt Asteroid          SPK-ID: 2030178
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270424584485307 3.5388e-08  
a 2.352180072675263 7.435e-09 au
q 1.818135326261428 8.278e-08 au
i 2.594277906770246 4.1376e-06 deg
node 225.0632898436833 8.7408e-05 deg
peri 127.541700436219 8.7925e-05 deg
M 140.2211061642815 8.7666e-06 deg
tp 2458687.266301001574
(2019-Jul-22.76630100)
3.1597e-05 TDB
period 1317.662773412769
3.61
6.2475e-06
1.71e-08
d
yr
n .2732110273310627 1.2954e-09 deg/d
Q 2.886224819089099 9.123e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1026  
   data-arc span      11163 days (30.56 yr)  
   first obs. used      1990-08-29  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:27:47  

Additional Information
 Earth MOID = .812616 au 
 Jupiter MOID = 2.56198 au 
 T_jup = 3.520 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.42   n/a MPCxxxxx  
diameter diameter 3.058 km 1.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30178 (2000 GW77)          Discovered 2000-Apr-05 by LINEAR at Socorro
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 GW77 = 1990 QV18 = 1990 RB5 = 1996 FA11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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